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Senior Full-Stack Developer (Java & React) Must be Local Onsite Interview is must

Zenosys
Trenton, NJ Contractor
POSTED ON 7/31/2026
AVAILABLE BEFORE 8/31/2026

Hello,

Zenosys is looking Senior Full-Stack Developer (Java & React) client Trenton, NJ If you are available and interested in the below opportunity, please send me updated resume. Thanks

Job Title Senior Full-Stack Developer (Java & React)

Location- Trenton, NJ Hybrid)

Duration 12 Months Contracts Highly Chance to Extend

Must List Current City and State in Resume/Submittal. Failure to do so will result in candidates being rejected.

If you are interested, please provide the following details along with the updated resume to speed up the interview process.

Full Legal Name as mentioned in Drivers' license:

Full Malling address:

Willing to relocate to the specified work location:

Currently on a project or when was your last project Ended

Availability for interviews:

Availability to join the project:

Date of Birth (Month/Date):

Visa Status:

Since how long the candidate has been in US

Need Education details with University Name, Location & Passing year in resume.:

LinkedIn address

*Local candidates only, Interview will be onsite** 10 years java & React development experience, system refactoring, spring frameworks, relational databases.

Job Description

We are looking for a Senior Full-Stack Developer (Java & React) to design, develop, modernize, and support enterprise web applications for our client. This position will be a full-time contract and hybrid, requiring candidates to work onsite in the Trenton, NJ office three days per week.

What You'll Do

  • Refactor and modernize legacy Java-based applications into scalable, maintainable Spring Boot microservices
  • Design, develop, and maintain responsive user interfaces using React, JavaScript, CSS, and Bootstrap
  • Develop and consume secure RESTful APIs to support enterprise application integrations
  • Analyze business requirements and translate them into technical solutions that align with standards and best practices
  • Design, optimize, and maintain relational database structures, with a strong focus on Oracle database performance and SQL optimization
  • Perform unit, integration, and component testing using JUnit, Mockito, and React Testing Library
  • Troubleshoot application issues and provide production support for enterprise systems
  • Implement software builds, deployments, and release management through CI/CD pipelines
  • Collaborate with business stakeholders, analysts, architects, and development teams throughout the software development lifecycle
  • Enforce coding standards, development best practices, and application security requirements
  • Support application enhancements, bug fixes, and ongoing modernization initiatives
  • Participate in code reviews, technical design discussions, and knowledge-sharing activities

What You'll Need

Required:

  • Bachelor's degree in Computer Science, Information Technology, or a related field
  • LinkedIn profile required
  • 10 years of experience with Java development (Core Java and modern Java frameworks)
  • 7 years of experience with system refactoring and monolithic application modernization
  • 7 years of experience with Spring Framework technologies including Spring Boot, Spring MVC, and Hibernate
  • 7 years of experience working with relational databases and data analysis
  • 5 years of experience developing applications with JavaScript and React
  • 5 years of experience with CSS and Bootstrap
  • 5 years of experience designing and developing RESTful APIs
  • 5 years of experience performing developer-level testing using JUnit, Mockito, and React Testing Library
  • 5 years of experience with software deployment processes and CI/CD tooling
  • Strong understanding of software development lifecycle (SDLC) methodologies
  • Experience supporting enterprise-level web applications throughout the full application lifecycle
  • Ability to work effectively in a hybrid team environment

Preferred:

  • 7 years of Oracle Database management and SQL performance optimization
  • Experience with application modernization and cloud-ready architecture design
  • Experience implementing microservices-based architectures
  • Experience supporting public sector or education-related enterprise applications
  • Strong analytical, troubleshooting, and problem-solving skills
  • Experience working in Agile/Scrum development environments

Physical Demands

If interested Please send me your resume at

Thanks,
HemendraKalal,
Ph: (O)
Sr. Technical Recruiter,
Fax:
Zenosys Consulting,
Web:

Hourly Wage Estimation for Senior Full-Stack Developer (Java & React) Must be Local Onsite Interview is must in Trenton, NJ
$59.00 to $74.00
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